/*

    real entities - a queriable text db

    Copyright (C) 2009 Eugeny Yakimovitch (at) gmail dot com

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.    
    
*/

#include "utils.h"

using namespace std;

void
rtrim_string (string & str)
{
  string whitespaces (" \t\f\v\n\r");
  size_t found;

  found = str.find_last_not_of (whitespaces);
  if (found != string::npos)
    str.erase (found + 1);
  else
    str.clear ();
}

void
ltrim_string (string & str)
{
  string whitespaces (" \t\f\v\n\r");
  size_t found;

  found = str.find_first_not_of (whitespaces);
  if (found != string::npos)
    str = str.substr (found, str.length ());
  else
    str.clear ();
}

void
trim_string (string & str)
{
  ltrim_string (str);
  rtrim_string (str);
}
